3621052072808 has 8 divisors (see below), whose sum is σ = 6789472636530. Its totient is φ = 1810526036400.

The previous prime is 3621052072777. The next prime is 3621052072867. The reversal of 3621052072808 is 8082702501263.

It can be written as a sum of positive squares in only one way, i.e., 3612272757604 + 8779315204 = 1900598^2 + 93698^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3621052072808² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226315754543 + ... + 226315754558.

Almost surely, 2^{3621052072808} is an apocalyptic number.

It is an amenable number.

3621052072808 is a deficient number, since it is larger than the sum of its proper divisors (3168420563722).

3621052072808 is a wasteful number, since it uses less digits than its factorization.

3621052072808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452631509107 (or 452631509103 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 3621052072808 in words is "three trillion, six hundred twenty-one billion, fifty-two million, seventy-two thousand, eight hundred eight".